| サムネール | 年 | 篇 | タイトル | 内容 | コメント | イメージ | ファイル |
| 1971 | Tohoku TV Parts Industries Co., Ltd., Sako Plant established | Tohoku TV Parts Industries Co., Ltd., Sako Plant established |
| 1979 | Comparison was made with Tohoku Plant, Electroacoustic Co., Ltd. | Comparison was made with Tohoku Plant, Electroacoustic Co., Ltd. |
| 1982 | Capital participation by Murata Manufacturing Co., Ltd. | Capital participation by Murata Manufacturing Co., Ltd. |
| 1985 | Tohoku Denki Acoustic Co., Ltd. spun off and became independent | Tohoku Denki Acoustic Co., Ltd. spun off and became independent |
| 1990 | Company name changed to Hasama Murata Manufacturing Co., Ltd. | Company name changed to Hasama Murata Manufacturing Co., Ltd. |
| 1998 | Established Tome Murata Manufacturing Co., Ltd. | Established Tome Murata Manufacturing Co., Ltd. |
| 1998 | Acquisition of ISO 9001 certification | Acquisition of ISO 9001 certification |
| 1999 | Acquisition of ISO 14001 certification | Acquisition of ISO 14001 certification |
| 2000 | Production of wound inductors begins. | Production of wound inductors begins. |
| 2002 | QS 9000 certification acquired | QS 9000 certification acquired |
| 2008 | Acquisition of TS 16949 certification | Acquisition of TS 16949 certification |
| 2012 | OHSAS 18001 certification acquired | OHSAS 18001 certification acquired |
| 2017 | New office building completed | New office building completed |
| 2018 | Acquisition of IATF 16949 certification | Acquisition of IATF 16949 certification |
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